#include<iostream>
using namespace std;
const int N=100010;

int n,m;
int p[N];

int find(int x)
{
    if(p[x]!=x) p[x]=find(p[x]);
    return p[x];
}

int main()
{
    cin>>n>>m;
    for(int i=1;i<=n;++i)
        p[i]=i;
    while(m--)
    {
        char ch[2];
        int a,b;
        scanf("%s%d%d",ch,&a,&b);
        if(ch[0]=='M') 
        {
            p[find(a)]=find(b);
        }
        else
        {
            if(find(a)==find(b)) cout<<"Yes"<<endl;
            else cout<<"No"<<endl;
        }
    }
    return 0;
}